CN105854162A - Spraying drug administration apparatus - Google Patents
Spraying drug administration apparatus Download PDFInfo
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- CN105854162A CN105854162A CN201510035969.7A CN201510035969A CN105854162A CN 105854162 A CN105854162 A CN 105854162A CN 201510035969 A CN201510035969 A CN 201510035969A CN 105854162 A CN105854162 A CN 105854162A
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- mixing chamber
- doser
- sprinkling
- medicine
- drug
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Abstract
The invention provides a spraying drug administration apparatus, which comprises a main body which is provided with a hollow inner cavity, wherein a mixing chamber, a drug storage device and a spraying nozzle are arranged in the main body; a drug outlet is formed in the front end of the mixing chamber; the spraying nozzle is connected to the back end of the mixing chamber; the drug storage device communicates with the sidewall of the mixing chamber; the drug storage device comprises a drug suction tube and a drug container; one end of the drug suction tube communicates with the mixing chamber; and the other end of the drug suction tube runs through the opening of the drug container and extends into the drug container. According to the spraying drug administration apparatus disclosed by the invention, on the basis of a jet pump, medium and low-pressure gas is taken as a carrier, drugs are absorbed into the mixing chamber and are fully mixed with the carrier, and an obtained mixture is carried once again and is sprayed to a wound surface, so that stable spraying drug administration and uniform and dispersed drug administration spraying are achieved; and in addition, drugs in any forms can be replaced or added as required, so that an operator is facilitated, and meanwhile, a surgical hemostasis effect is improved.
Description
Technical field
The invention belongs to the doser of medical instruments field, especially relate to a kind of sprinkling doser.
Background technology
Endoscope was born over more than 50 year, experienced by the stage from medical diagnosis on disease to disease treatment, to some diseases
Treatment the most largely effective and reliable even become some diseases treatment first-selected therapy, gastrointestinal polyps,
Early the treatment of cancer, varication, submucous tumor etc. is extensively applied.Existing scope surgery stops blooding
Mainly close wound by hemostatic clamp folder or coagulation mode is carried out, but for diffused phleborrhagia and preventing and treating sense
Dye aspect still has some deficits, if hemostasis and aseptic medicine can be sprayed directly on bleeding part, can have
Help wound healing and prevent from infecting.And the most domestic under scope administering mode less, the most domestic patent
ZL200510094124.0 provides one " portable hand operated under-endoscope medicine powder spraying gun ", domestic patent
ZL200820018083.7 provides one " powdered medicine sprayer ", and both principle is basically identical, all adopts
By the mode of manual gasbag extruding, the drug powder that top gravity moves down blowed to wound, but exist and use side
Just, the air-flow needing manpower extruding gasbag to provide is little and air pressure is unstable, causes being administered uneven；And exist
Dosage is little, be administered apart from the deficiency such as short.
Summary of the invention
The invention provides one and can be used for endoscopic sprinkling doser, utilize jet pump principle, with in
Low-pressure gas is as transport agent, and after medicine is attracted and is sufficiently mixed, delivery is also directly sprayed onto the surface of a wound,
Be administered uniformly, can repeatedly distance be administered, and drug form is unrestricted, carries while facilitating operator
High operation haemostatic effect.
For the technical problem overcoming prior art to exist, the present invention is a kind of sprays the technology that doser uses
Scheme is: include the body with hollow cavity, the inner chamber of described body be provided with mixing chamber, medicine storage device,
Nozzle, described mixing chamber leading section has medicine outlet, and described mixing chamber rearward end connects nozzle, described mixed
Close room sidewall and be communicated with medicine storage device；Described medicine storage device includes medicine absorbing tube and medicament reservoir, described medicine absorbing tube
One end connects with described mixing chamber, the other end stretches in described medicament reservoir through the oral area of described medicament reservoir.
As improvement, there is the medicine of spray line, spray line rear end and described mixing chamber leading section described body front end
Thing outlet connects.
Further, spray doser be additionally provided with to gas control device, described to gas control device with described
Nozzle connects.
Specifically, described be provided with inlet end, switching control pilot, outlet side to gas control device, inlet end with
Compressed gas cylinder or external gas source connect, and outlet side is connected with described nozzle.
As the improvement to gas control device, described it is provided with adjusting means to gas control device.
Further, described nozzle is conical nozzle, after the small end of described conical nozzle and described mixing chamber
End connects.
Further, described mixing chamber medicine outlet is provided with trunnion, and described length of throat is 5 times of its diameter
Above.
As the improvement of trunnion, the cross-sectional area of the trunnion of described mixing chamber is described nozzle minimum cross-section
3-5 times of area.
Further, described medicament reservoir has passage, and this passage is directly and outside atmosphere or gas pressure source
Connection.
Further, described mixing chamber leading section is provided with switching control pilot.
It can be external gas source that the present invention sprays the source of the gas of doser conveying medicine, it is also possible to be compressed gas cylinder.
When wherein compressed gas cylinder is as source of the gas, compressed gas cylinder can be external, it is possible to is built in this sprinkling doser；
In compressed gas cylinder is built in this sprinkling doser, compressed gas cylinder is single use, and compressed gas cylinder also may be used
Change.
Secondly, it can be that various form, such as drug form can be that the present invention sprays the medicine of doser
Powder or liquid.
It addition, the present invention spray doser can single use, it is possible to repeat after dismantling, clean and sterilizing
Use.
Relative to prior art, the present invention sprays doser and utilizes jet pump principle, makees with mesolow gas
For delivery vehicle, medicine is sucked after both are sufficiently mixed in mixing chamber, again deliver and be sprayed onto the surface of a wound real
Show stably to spray to be administered and be administered and sprayed uniform, dispersion, and convenient and reliable operation, substantially increased and control
Therapeutic effect；Secondly spray line extends administration distance, can distance, repeatedly spray administration；Furthermore, it is administered
Control device realization delivery gas tolerance adjustable, output pressure continuous and stable；And the present invention sprays administration dress
Putting and can replace or add medicine as required, drug form is unrestricted, improves hand while facilitating operator
Art haemostatic effect.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram that the present invention sprays doser；
Fig. 2 is to the structural representation of gas control device.
Detailed description of the invention
Illustrate that the present invention sprays the detailed description of the invention of doser below in conjunction with the accompanying drawings, but the present invention is not
It is confined to these detailed description of the invention.
Embodiment one, refer to shown in Fig. 1, and a kind of doser that sprays of the present invention includes having hollow cavity
Body 1, the inner chamber of body 1 is provided with mixing chamber 3, medicine storage device, nozzle 4, and mixing chamber 3 leading section has
Medicine outlet 2, mixing chamber 3 rearward end connects nozzle 4, and mixing chamber 3 sidewall is communicated with medicine storage device；Described
Medicine storage device includes medicine absorbing tube 5 and medicament reservoir 6, and medicine absorbing tube 5 one end connects with mixing chamber 3, the other end is worn
The oral area crossing medicament reservoir 6 stretches in medicament reservoir 6.
The operating process that the present invention is a kind of sprays doser is: allow the gas of external gas source or compressed gas cylinder
Enter in mixing chamber 3 by forming jet-impingement after nozzle 4, according to jet pump principle, enter in mixing chamber 3
Air-flow the medicine in medicament reservoir 6 is drawn into mixing chamber 3 by medicine absorbing tube 5, and in mixing chamber 3
After gas is sufficiently mixed uniformly, is flowed out by the medicine outlet 2 of mixing chamber 3 leading section and be sprayed on wound face.
The present invention sprays doser and utilizes jet pump principle, using mesolow gas as delivery vehicle, by medicine
Thing sucks after both are sufficiently mixed in mixing chamber, again deliver and be sprayed onto the surface of a wound achieve stably spray to
Medicine and administration are sprayed uniformly, dispersion, and convenient and reliable operation, substantially increase result for the treatment of.And this
The drug form of bright sprinkling doser is unrestricted, can replace or add medicine, convenient operation as required
Improve while person while surgical hemostasis effect facilitates operator and improve surgical hemostasis effect.
It is preferred that described nozzle 4 is conical nozzle, the small end of described conical nozzle and described mixing chamber 3
Rearward end connects.This conical nozzle makes air pressure loss in flow process little, is also jetting nozzle
Gas savings ejection strength, also ensure that the small end exit air of conical nozzle has bigger flowing speed simultaneously
Speed.
On the basis of embodiment one, it is provided with at the medicine outlet 2 of doser it is preferred that the present invention sprays
Trunnion, the length of trunnion is more than 5 times of its diameter, and medicine and transport air can be made by energy during this trunnion
It is sufficiently mixed further；More preferably, the cross-sectional area of trunnion is the 3-5 of nozzle cross-sectional area
Times.
Embodiment two, refer to Fig. 1, and on the basis of embodiment one, the present invention sprays the body of doser
1 front end has spray line 8, spray line 8 rear end to be connected with the medicine outlet 2 of mixing chamber 3 leading section.
The present invention spray doser by mixing chamber 3 front end increase spray line 8, extend sprinkling be administered away from
From, it is achieved that repeatedly, distance be administered.And this spray line 8 is removable, can be according to different distances
And external diameter, change different length and the spray line of external diameter.
Embodiment three, refer to Fig. 1 and Fig. 2, and on the basis of embodiment one, the present invention sprays doser
It is provided with to gas control device 7, is connected with nozzle 4 to gas control device 7.
Concrete, it is provided with inlet end 13, switching control pilot 11, outlet side 10, inlet end to gas control device
13 are connected with compressed gas cylinder or external gas source, and outlet side 10 is connected with nozzle 4.
The present invention spray doser to gas control device 7, after source of the gas is connected, Push switch control valve
11, delivery gas, by entering mixing chamber 3 to gas control device 7, produces vacuum suction and goes out in medicament reservoir 6
Medicine, and mixing chamber 6 Chinese medicine, gas mixing, medicine and deliver gas mixture together with gone out by medicine
Mouth 2 arrives wounds；Closing switch control valve 11, plenum duct cuts out, and sprays and stops；As required, long
Opening switching control pilot 11 the most persistently to spray, point is opened switching control pilot 11 then crawl and is sprayed.Achieve delivery gas
Body tolerance is adjustable, and can be controlled administration time length, dosage size, administered area scope.
It is preferred that be provided with adjusting means 12 to gas control device 7, this adjusting means 12 can be separately provided, also
Can be located on switching control pilot 11, regulation dress can be adjusted according to the needs of dosage in spraying administration process
Put the tolerance of 12 control delivery gases, reach to control the purpose of dosage.
Additionally, the present invention sprays can also setting on the basis of embodiment two to gas control device of doser
Put.Both combine and spray the better of administration.
Embodiment four, refer to Fig. 1, and on the basis of embodiment one, the medicament reservoir 6 of medicine storage device has
Passage 9 directly connects with outside atmosphere or gas pressure source.
The present invention sprays doser by increasing a passage 9 at medicament reservoir 6, when medicine is attracted drug
Container 6, when medicine absorbing tube 5 enters mixing chamber 3, extraneous air enters medicament reservoir through the passage 9 of side
6, in making medicament reservoir 6, pressure remains stable, makes medicine can be attracted continuously and spray, it is achieved that
Continuously, steadily it is administered, output pressure continuous-stable.
Certainly, the medicament reservoir 6 of medicine storage device can also be in embodiment two or embodiment three, and embodiment
On the basis of two and three combinations, passage 9 is set.
Embodiment five, on the basis of embodiment one, the present invention sprays the front end of the mixing chamber 3 of doser
Portion is provided with switching control pilot 15, ensure that sprinkling doser medicine when closed by this switching control pilot 15
With the isolation of outside air etc., prevent medicine from making moist, go bad.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.
Claims (10)
1. one kind is sprayed doser, it is characterised in that: include the body with hollow cavity, described body
Inner chamber be provided with mixing chamber, medicine storage device, nozzle, described mixing chamber leading section has medicine outlet, described
Mixing chamber rearward end connects nozzle, and described mixing chamber sidewall is communicated with medicine storage device；Described medicine storage device includes
Medicine absorbing tube and medicament reservoir, described medicine absorbing tube one end connects with described mixing chamber, the other end passes described medicine
The oral area of container stretches in described medicament reservoir.
Sprinkling doser the most according to claim 1, it is characterised in that: there is spray described body front end
Spilling pipe, spray line rear end is connected with the medicine outlet of described mixing chamber leading section.
Sprinkling doser the most according to claim 1 and 2, it is characterised in that: described sprinkling is administered
Device is provided with to gas control device, described is connected with described nozzle to gas control device.
Sprinkling doser the most according to claim 3, it is characterised in that: described to gas control device
Being provided with inlet end, switching control pilot, outlet side, inlet end is connected with compressed gas cylinder or external gas source, gives vent to anger
End is connected with described nozzle.
Sprinkling doser the most according to claim 4, it is characterised in that: described to gas control device
It is provided with adjusting means.
6. according to the sprinkling doser described in claim 1 or 3, it is characterised in that: described nozzle is cone
Shape nozzle, the small end of described conical nozzle is connected with the rearward end of described mixing chamber.
Sprinkling doser the most according to claim 1, it is characterised in that: described mixing chamber medicine goes out
Mouth is provided with trunnion, and described length of throat is more than 5 times of its diameter.
Sprinkling doser the most according to claim 7, it is characterised in that: the trunnion of described mixing chamber
Cross-sectional area be 3-5 times of described nozzle cross-sectional area.
Sprinkling doser the most according to claim 1, it is characterised in that: described medicament reservoir has
Passage, this passage directly connects with outside atmosphere or gas pressure source.
Sprinkling doser the most according to claim 1, it is characterised in that: described mixing chamber front end
Portion is provided with switching control pilot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035969.7A CN105854162A (en) | 2015-01-23 | 2015-01-23 | Spraying drug administration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035969.7A CN105854162A (en) | 2015-01-23 | 2015-01-23 | Spraying drug administration apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105854162A true CN105854162A (en) | 2016-08-17 |
Family
ID=56624128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510035969.7A Pending CN105854162A (en) | 2015-01-23 | 2015-01-23 | Spraying drug administration apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105854162A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107080891A (en) * | 2017-06-08 | 2017-08-22 | 北京环球利康科技有限公司 | For clinical powder particles flusher |
| CN110947074A (en) * | 2019-12-03 | 2020-04-03 | 重庆大学 | Fixed stroke acid stimulation recovery device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US442785A (en) * | 1890-12-16 | Atomizer | ||
| US460458A (en) * | 1891-09-29 | Edward t | ||
| US6021776A (en) * | 1997-09-09 | 2000-02-08 | Intertex Research, Inc. | Disposable atomizer device with trigger valve system |
| US6595968B1 (en) * | 1999-08-16 | 2003-07-22 | Joseph M. Perrino | Hand-held douche apparatus |
-
2015
- 2015-01-23 CN CN201510035969.7A patent/CN105854162A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US442785A (en) * | 1890-12-16 | Atomizer | ||
| US460458A (en) * | 1891-09-29 | Edward t | ||
| US6021776A (en) * | 1997-09-09 | 2000-02-08 | Intertex Research, Inc. | Disposable atomizer device with trigger valve system |
| US6595968B1 (en) * | 1999-08-16 | 2003-07-22 | Joseph M. Perrino | Hand-held douche apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107080891A (en) * | 2017-06-08 | 2017-08-22 | 北京环球利康科技有限公司 | For clinical powder particles flusher |
| CN110947074A (en) * | 2019-12-03 | 2020-04-03 | 重庆大学 | Fixed stroke acid stimulation recovery device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Hangzhou City, Zhejiang province 311106 Kang Xinlu Qianjiang Economic Development Zone No. 597 building 6 Applicant after: Hangzhou AGS Medical Technology Co., Ltd. Address before: Hangzhou Zhenhua Road, Zhejiang province 310030 city of Xihu District (West Lake Science Park) No. 320 building 1-2 Applicant before: Hangzhou AGS Medical Technology Co., Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Hangzhou City, Zhejiang province 311106 Xinlu Kang Yuhang District of Yuhang economic and Technological Development Zone No. 597 building 6 Applicant after: Hangzhou AGS Medical Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province 311106 Kang Xinlu Qianjiang Economic Development Zone No. 597 building 6 Applicant before: Hangzhou AGS Medical Technology Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| CB02 | Change of applicant information |
Address after: 311106 Building 597 Kangxin Road, Yuhang District, Hangzhou City, Zhejiang Province, 5 and 6 (except room 103 and 202) Applicant after: Hangzhou Anjisi Medical Science and Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province 311106 Xinlu Kang Yuhang District of Yuhang economic and Technological Development Zone No. 597 building 6 Applicant before: Hangzhou AGS Medical Technology Co., Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160817 |
|
| RJ01 | Rejection of invention patent application after publication |